Datasheet

Pin Assignments
MC68HC908AZ60A • MC68HC908AS60A • MC68HC908AS60E Data Sheet, Rev. 6
Freescale Semiconductor 31
Table 1-1. External Pins Summary
Pin Name Function Driver Type
Hysteresis
(1)
Reset State
PTA7–PTA0 General-Purpose I/O Dual State No Input Hi-Z
PTB7/ATD7–PTB0/ATD0
General-Purpose I/O
ADC Channel
Dual State No Input Hi-Z
PTC5–PTC0 General-Purpose I/O Dual State No Input Hi-Z
PTD7 General Purpose I/O Dual State No Input Hi-Z
PTD6/ATD14/TACLK
ADC Channel
General-Purpose I/O
ADC Channel/
Timer External Input Clock
Dual State No Input Hi-Z
PTD5/ATD13 ADC Channel
General-Purpose I/O
ADC Channel
Dual State No Input Hi-Z
PTD4/ATD12/TBCLK
ADC Channel
General-Purpose I/O
ADC Channel/
Timer External Input Clock
Dual State No Input Hi-Z
PTD3/ATD11–PTD0/ATD8
ADC Channels
General-Purpose I/O
ADC Channel
Dual State No Input Hi-Z
PTE7/SPSCK
General-Purpose I/O
SPI Clock
Dual State
Open Drain
Yes Input Hi-Z
PTE6/MOSI
General-Purpose I/O
SPI Data Path
Dual State
Open Drain
Yes Input Hi-Z
PTE5/MISO
General-Purpose I/O
SPI Data Path
Dual State
Open Drain
Yes Input Hi-Z
PTE4/SS
General-Purpose I/O
SPI Slave Select
Dual State Yes Input Hi-Z
PTE3/TACH1
General-Purpose I/O
Timer A Channel 1
Dual State Yes Input Hi-Z
PTE2/TACH0
General-Purpose I/O
Timer A Channel 0
Dual State Yes Input Hi-Z
PTE1/RxD
General-Purpose I/O
SCI Receive Data
Dual State Yes Input Hi-Z
PTE0/TxD
General-Purpose I/O
SCI Transmit Data
Dual State No Input Hi-Z
PTF6 General-Purpose I/O Dual State No Input Hi-Z
PTF5/TBCH1–PTF4/TBCH0
General-Purpose I/O/
Timer B Channel
Dual State Yes Input Hi-Z
PTF3/TACH5
General-Purpose I/O
Timer A Channel 5
Dual State Yes Input Hi-Z
PTF2/TACH4
General-Purpose I/O
Timer A Channel 4
Dual State Yes Input Hi-Z
PTF1/TACH3
General-Purpose I/O
Timer A Channel 3
Dual State Yes Input Hi-Z
— Continued on next page